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#include<iostream>
#include<cmath>

using namespace std;
const int MAKS = 1100000;
int tab[MAKS];

int main()
{
	ios_base::sync_with_stdio(0);
	int n, t;
	cin >> n >> t;
	int pot = pow(2, n);
	if (t % 2 == 0)
	{
		for (int i = 0; i < pot; i++)
		{
			cin >> t;
			cout << t << " ";
		}
	}
	else
	{
		for (int i = 0; i < pot; i++)
			cin >> tab[i];
		for (int i = pot - 1; i >= 0; i--)
			cout << tab[i] << " ";
	}
	return 0;
}